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Machine Gun Kings

Home / Windham Weaponry RP9SFS-450M Black .450 BM 9-inch 5Rds
Windham Weaponry RP9SFS-450M Black .450 BM 9-inch 5Rds

Windham Weaponry RP9SFS-450M Black .450 BM 9-inch 5Rds

$1,028.99

Model: RP9SFS-450M
Caliber: .450 Bushmaster
Type: Pistol
Action: Semi-Automatic, Gas Impingement System
Capacity: 5 1 – Ships with one 5 Round Magazine
Safety: Manual Lever with Indicator Markings on Both Sides of Receiver
Receiver: Flat Top Upper Receiver / Magpul Enhanced Trigger Guard in Lower
Receiver Material: Forged 7075 T6 Aircraft Aluminum with Aluminum Trigger Guard
Receiver Finish: Hardcoat Black Anodize Finish with Laser Caliber Identification
Bolt Material: Carpenter 158 Steel
Barrel: 9” Medium Profile, Melonite QPQ Finish with .450 Compensator
Barrel Material: 4150 Chrome Moly Vanadium 11595E Steel w. M4 Feed Ramps
Rifling: 1 Turn in 24″ – Right Hand Twist
Receiver Tube: Fitted with SB Tactical Pistol Arm Brace – Includes a Q.D. Endplate and Q.D. sling swivel
Forend: 7″ Windham Weaponry Free-Float Railed Handguard
Pistol Grip: Hogue Beavertail Pistol Grip
Rear Sight: Magpul MBUS Rear Flip Sight
Front Sight: Magpul MBUS Front Flip Sight
Packaging: Hard Plastic Gun Case with Operators Manual

In Stock – Ships 3-4 Days

SKU: 1f2483616a31 Category: Tags: , , , , , , ,

Description

Windham Weaponry RP9SFS-450M Black .450 BM 9-inch 5Rds — $1028.99

In Stock & Ready to Ship to your New Mexico FFL dealer.

Key Features

  • ✅ Various Quality — Factory precision and proven reliability
  • ✅ New Mexico Legal — Compliant with all NM state regulations
  • ✅ In Stock & Ships Fast — 3–5 business days to your NM FFL
  • ✅ Authorized Dealer — Full manufacturer warranty included
  • ✅ Expert Support — Real NM firearms experts
  • ✅ New Customer Discount — 20% off first order with code WELCOME20

    • – ✅ **NM Permitless Carry Ready** — No permit needed in New Mexico since 2021
    – ✅ **Concealed Carry Optimized** — Compact, reliable, all-day comfortable

Technical Specifications

Specification Detail
Manufacturer Various
Model Windham Weaponry RP9SFS-450M Black .450 BM 9-inch 5Rds
**Caliber** .45
Action Semi-Auto / Striker-Fired
Compliance New Mexico Legal
Warranty Full Manufacturer Warranty

Why Buy from Machine Gun Kings?

New Mexico’s trusted source for AR components, tactical platforms, and firearms. 15+ years serving NM gun owners. Licensed FFL dealer. Shipping daily to: Artesia, Albuquerque, Gallup, Las Cruces, Espanola, Raton, Carlsbad, Socorro.

New Mexico Gun Law Quick Facts

  • ✅ Permitless Carry — Constitutional carry since 2021
  • ✅ No Waiting Period — Take delivery same day (after NICS)
  • ✅ No Magazine Limits — Zero capacity restrictions
  • ✅ Castle Doctrine — Strong home defense protections

Frequently Asked Questions

Do I need a permit to carry this pistol in New Mexico?

No. New Mexico passed constitutional carry in 2021. Any law-abiding resident 19+ can carry concealed without a permit.

What’s the best holster for this pistol in NM?

We carry Kydex IWB and OWB holsters for most pistols. Contact us for recommendations matched to your carry style.

Does the Windham Weaponry RP9SFS-450M Black .450 BM 9-inch 5Rds come with a warranty?

Yes. As an authorized Various dealer, Machine Gun Kings ensures every Windham Weaponry RP9SFS-450M Black .450 BM 9-inch 5Rds includes the full manufacturer warranty.

Can I use the WELCOME20 coupon?

Yes! New customers get 20% off their first order at Machine Gun Kings. Use code WELCOME20 at checkout.

How long does shipping take to New Mexico?

Most orders reach your FFL within 3–5 business days. We ship Monday–Friday from our New Mexico warehouse.

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